Finding the Fourth Proportional to 186,450.88, 279,716.82 and 68,122.03
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Solution
The fourth proportional to 186,450.88, 279,716.82 and 68,122.03 is: 102,197.84
Step by Step Solution
- Step 1: Write the proportion equation
186,450.88 : 279,716.82 = 68,122.03 : x - Step 2: Convert to fraction form
186,450.88/279,716.82 = 68,122.03/x - Step 3: Cross multiply
186,450.88x = 279,716.82 × 68,122.03 - Step 4: Simplify right side
186,450.88x = 19,054,878,208.65 - Step 5: Solve for x
x = 19,054,878,208.65/186,450.88 - Step 6: Final answer
x = 102,197.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.